<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />  
<link rel="stylesheet" href="Libraries/css/menu_style.css" type="text/css" media="screen" />

    <table border="0" style="font-size: 12px;">
        <tr>
            <td style="color:#FFFFFF">
                <?php 
                    echo "xin chào ";
                    echo "<b>";
                    echo $_SESSION['ten'];
                    echo "(".$_SESSION['maso'].")" ;
                    echo "</b>";
                ?>
            </td>
            <td style="font-weight:bold"  align="center"><span style="color:#FF0000"><a href="javascript:thoat();">Thoát</a></span></td>
        </tr>
    </table>